CVE-2020-4097 - In HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1, a vulnerability in the input parameter handling of the Notes Client could potentially be exploited by an attacker resulting in a buffer overflow

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MEDIUM

In HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1, a vulnerability in the input parameter handling of the Notes Client could potentially be exploited by an attacker resulting in a buffer overflow

Published Nov 5, 2020

6.8

MEDIUM

CVSS 3.1

EPSS 0.32%

Description

In HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1, a vulnerability in the input parameter handling of the Notes Client could potentially be exploited by an attacker resulting in a buffer overflow. This could enable an attacker to crash HCL Notes or execute attacker-controlled code on the client.

Affected products

Vendor n/a Product HCL Notes Default
unknown
Affected
- HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1

Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).

Vendor	Product	Default status	Versions
n/a	HCL Notes	unknown	Affected HCL Notes version 9 previous to release 9.0.1 FixPack 10 Interim Fix 8, version 10 previous to release 10.0.1 FixPack 6 and version 11 previous to 11.0.1 FixPack 1

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-120

Classic Buffer Overflow

References (2)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-25344
Advisory
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0084796
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-25344		Advisory
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0084796		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner HCL

Published Nov 5, 2020

Updated Aug 4, 2024

Reserved Dec 30, 2019

Link CVE-2020-4097

CISA Vulnrichment

No data

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-4097

Red Hat

No data

ENISA EUVD

Assigner HCL

Published Nov 5, 2020

Updated Aug 4, 2024

Link EUVD-2020-25344

GitHub

No data